Brothers & Sisters season 4
| Brothers & Sisters | |
|---|---|
| Season 4 | |
DVD cover | |
| No. of episodes | 24 |
| Release | |
| Original network | ABC |
| Original release | September 27, 2009 – May 16, 2010 |
| Season chronology | |
The fourth season of Brothers & Sisters was picked up for a fourth season on April 23, 2009.
The premiere aired on ABC on Sunday September 27, 2009, and concluded May 16, 2010. Season Four began three months after the events of 'Mexico'.